widgetsetup.cpp

好不容易找到的用多种语言写的ArcGisEngine二次开发程序

  XmStringFree(label);
  XtAddCallback(g_saveButton, XmNactivateCallback, SaveClick, NULL);

  // Create a file selection dialog with a *.mxd mask
  XmString mask  = XmStringCreateLocalized("*.mxd");
  Arg args[1];
  XtSetArg(args[0], XmNdirMask, mask);
  g_selectFile = XmCreateFileSelectionDialog(mainForm, "Select File", args, 1);
  XtAddCallback(g_selectFile, XmNokCallback, FileSelected, NULL);
  XtAddCallback(g_selectFile, XmNnoMatchCallback, FileSelected, NULL);
  XtAddCallback(g_selectFile, XmNcancelCallback, FileSelected, NULL);
  // Disable the Help button
  XtSetSensitive(XmFileSelectionBoxGetChild(g_selectFile, XmDIALOG_HELP_BUTTON), False);
  // Set the name of the FileSelectionDialog  
  XtVaSetValues(g_selectFile, 
                XmNdialogTitle, XmStringCreateLocalized("Browse to Map Document"), 
                NULL);

  // Create a file save dialog with a *.mxd mask
  g_saveFile = XmCreateFileSelectionDialog(mainForm, "Save", args, 1);
  XtAddCallback(g_saveFile, XmNokCallback, SaveAsSelected, NULL);
  XtAddCallback(g_saveFile, XmNnoMatchCallback, SaveAsSelected, NULL);
  XtAddCallback(g_saveFile, XmNcancelCallback, SaveAsSelected, NULL);
  // Disable the Help button
  XtSetSensitive(XmFileSelectionBoxGetChild(g_saveFile, XmDIALOG_HELP_BUTTON), False);
  // Have the OK button display "save" instead
  Widget saveButton = XmFileSelectionBoxGetChild(g_saveFile, XmDIALOG_OK_BUTTON);
  XtVaSetValues(saveButton, XmNlabelString, XmStringCreateLocalized("Save"), NULL);
  // Set the name of the FileSelectionDialog  
  XtVaSetValues(g_saveFile, 
                XmNdialogTitle, XmStringCreateLocalized("Save Map Document As"), 
                NULL);
  
  XtManageChild(g_mainWindow);              
  XtManageChild(mainForm);      
  XtManageChild(rightPanel);
  XtManageChild(leftPanel);
  XtManageChild(g_currentMapText);
  XtManageChild(controlsPanel);
  XtManageChild(toolbarWidget);
  XtManageChild(tocPLPanel);
  XtManageChild(tocWidget);
  XtManageChild(pageLayoutWidget);
  XtManageChild(openButton);
  XtManageChild(g_saveAsButton);
  XtManageChild(g_saveButton);

  // Buddy the toolbar and the TOC with the PageLayout
  g_ipTOCControl->SetBuddyControl(g_ipPageLayoutControl);
  g_ipToolbarControl->SetBuddyControl(g_ipPageLayoutControl);

  AddToolbarItems();

  // Handle the window manager message that the window is about to be closed 
  Atom wm_delete_window = XmInternAtom(XtDisplay(topLevel), "WM_DELETE_WINDOW", FALSE);
  XmAddWMProtocolCallback(topLevel, wm_delete_window, CloseAppCallback, NULL);

  // Start the application running 
  XtRealizeWidget(topLevel);
}

// Dispay a MessageDialog
void ShowMessage(char *dialogtitle, char *text)
{
  // Create a MessageDialog
  Widget msgBox;
  Arg args[1];
  int n = 0;
  XtSetArg(args[n], XmNmessageString, XmStringCreateLocalized(text));
  n++;
  msgBox = XmCreateMessageDialog(g_mainWindow, "error", args, n);
  
  // Remove the help and cancel buttons
  XtUnmanageChild(XmMessageBoxGetChild(msgBox, XmDIALOG_HELP_BUTTON));
  XtUnmanageChild(XmMessageBoxGetChild(msgBox, XmDIALOG_CANCEL_BUTTON));
  
  // Set the title of the MessageDialog
  XtVaSetValues(msgBox, XmNdialogTitle, XmStringCreateLocalized(dialogtitle), NULL);
  
  XtManageChild(msgBox);
}

void OpenClick(Widget w, XtPointer client_data, XtPointer call_data)
{
  XtManageChild(g_selectFile);
}

void FileSelected(Widget w, XtPointer client_data, XtPointer call_data)
{
  char* fileName;
  XmFileSelectionBoxCallbackStruct *cbs;
  cbs = (XmFileSelectionBoxCallbackStruct *)call_data;
  
  // Hide the dialog if they canceled
  if (cbs->reason == XmCR_CANCEL)
  {
    XtUnmanageChild(w);
    return;
  }

  // Get the file name and check for errors
  if (!XmStringGetLtoR(cbs->value, XmFONTLIST_DEFAULT_TAG, &fileName))
  {
    ShowMessage("ERROR", "INTERNAL ERROR PROCESSING FILE");
    XtUnmanageChild(w);
    return;
  }
  if (!*fileName) 
  {
    ShowMessage("ERROR", "NO FILE SELECTED");
    XtUnmanageChild(w);
    return;
  }
  
  bool bOpened;
  if (cbs->reason != XmCR_NO_MATCH)
  {
    bOpened = OpenDocument(fileName);
  }

  // Hide file selection dialog
  XtUnmanageChild(w);
  
  if (bOpened)
  {
    // Enable the saving buttons
    XtVaSetValues(g_saveAsButton, XmNsensitive, true, NULL);
    XtVaSetValues(g_saveButton, XmNsensitive, true, NULL);  
  }
}

void SaveAsClick(Widget w, XtPointer client_data, XtPointer call_data)
{
  XtManageChild(g_saveFile);
}

void SaveAsSelected(Widget w, XtPointer client_data, XtPointer call_data)
{
  char* fileName;
  XmFileSelectionBoxCallbackStruct *cbs;
  cbs = (XmFileSelectionBoxCallbackStruct *)call_data;
  
  // Hide the dialog if they canceled
  if (cbs->reason == XmCR_CANCEL)
  {
    XtUnmanageChild(w);
    return;
  }

  // Get the file name and check for errors
  if (!XmStringGetLtoR(cbs->value, XmFONTLIST_DEFAULT_TAG, &fileName))
  {
    ShowMessage("ERROR", "INTERNAL ERROR PROCESSING FILE");
    XtUnmanageChild(w);
    return;
  }
  if (!*fileName) 
  {
    ShowMessage("ERROR", "NO FILE SELECTED");
    XtUnmanageChild(w);
    return;
  }
  
  if (cbs->reason != XmCR_NO_MATCH)
  {
    SaveDocumentAs(fileName);
  }

  // Hide file selection dialog
  XtUnmanageChild(w);
}

void SaveClick(Widget w, XtPointer client_data, XtPointer call_data)
{
  SaveDocument();
}

void AddToolbarItems()
{
  long itemIndex;
  CComVariant varTool;
  
  varTool = L"esriControlCommands.ControlsPageLayoutToolbar";
  g_ipToolbarControl->AddItem(varTool, 0, -1, VARIANT_FALSE, 0,
                              esriCommandStyleIconOnly, &itemIndex);
  varTool = L"esriControlCommands.ControlsGraphicElementToolbar";
  g_ipToolbarControl->AddItem(varTool, 0, -1, VARIANT_TRUE, 0,
                              esriCommandStyleIconOnly, &itemIndex);
}

// Function called when WM_DELETE_WINDOW protocol is passed
void CloseAppCallback(Widget w, XtPointer client_data, XtPointer call_data)
{
  g_ipPageLayoutControl = 0;
  g_ipToolbarControl = 0;
  g_ipTOCControl = 0;
  g_ipMapDoc = 0;

  // Uninitialize the engine
  {
    IAoInitializePtr ipInit(CLSID_AoInitialize);
    ipInit->Shutdown();
  }
  ::AoUninitialize();

  exit(0);
}